CN205045695U - A special lifting device for hoisting radio telescope plane of reflection unit - Google Patents
A special lifting device for hoisting radio telescope plane of reflection unit Download PDFInfo
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- CN205045695U CN205045695U CN201520742751.0U CN201520742751U CN205045695U CN 205045695 U CN205045695 U CN 205045695U CN 201520742751 U CN201520742751 U CN 201520742751U CN 205045695 U CN205045695 U CN 205045695U
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- reflecting surface
- surface unit
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- hanger
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Abstract
The utility model discloses a special lifting device for hoisting radio telescope plane of reflection unit relates to the installation technical field of radio telescope plane of reflection unit, all is provided with a position adjustable guide pulley on this special lifting device's the every davit, two wire rope's one end each with a remote control windlass connected, corresponding guide pulley is walked around to the other end, a wire rope's of surplus one end and hanger connected, corresponding guide pulley is walked around to the other end, and every wire rope has universal lifting claw. The utility model discloses the hoist and mount needs of not unidimensional plane of reflection unit can be adapted to, the efficiency of construction is improved.
Description
Technical field
The utility model relates to the field engineering field of radio telescope reflecting surface unit, is specifically related to a kind of special hanger for lifting radio telescope reflecting surface unit.
Background technology
The spherical crown surface that this Active Reflector of radio telescope installed is made up of 4450 pieces of reflecting surface unit, every block reflecting surface unit is cross-sectional plane is leg-of-mutton space grid structure, reflecting surface unit height about 1.3m, surface figure accuracy RMS≤2.5mm, the length of side of cross-sectional plane is 10.4 ~ 12.4m.
When radio telescope is installed, need to utilize suspender, reflecting surface unit lifting is also fixing to the online corresponding position of radio telescope rope, after all reflecting surface unit are all in place, namely form the Active Reflector of radio telescope, wherein, three end points of reflecting surface unit are respectively No. 0 node, No. 1 node and No. 2 nodes, these three nodes are the fixing point of connection of the online terminal pad of reflecting surface unit and radio telescope rope, are also Heave Heres during lifting reflecting surface unit.
Although of a great variety for the suspender lifting reflecting surface unit, but often kind of suspender can only lift the reflecting surface unit of certain specific dimensions, and the size of the reflecting surface unit of radio telescope is all different at present, oad kind reaches 186 kinds, therefore, when installing radio telescope, needing frequently to change suspender, causing operating efficiency lower.
Utility model content
For the defect existed in prior art, the purpose of this utility model is to provide a kind of special hanger for lifting radio telescope reflecting surface unit, can adapt to the lifting needs of the reflecting surface unit of different size, improves operating efficiency.
The utility model provides a kind of special hanger for lifting radio telescope reflecting surface unit, comprise suspension bracket, suspension bracket comprises terminal pad and is positioned at three arms of same plane, and one end that every root arm and terminal pad are fixed is coupling end, and the angle between adjacent two arms is equal;
Described every root arm is provided with the adjustable leading sheave in a position, and the connecting end portion of two in three arms is respectively fixed with a remote control winch; Described special hanger also comprises three steel ropes, and every root steel rope is corresponding with a leading sheave; One end of two in three steel ropes is respectively connected with a remote control winch, the other end walks around corresponding leading sheave, one end of residue steel cable is connected with suspension bracket, the other end walks around corresponding leading sheave, every root steel rope is all have universally to hang pawl, eachly universally hangs the below that pawl hangs on corresponding leading sheave;
Described arm is all fixed with one for lifting by crane the hanger of suspension bracket, the distance between each hanger with terminal pad center is equal; Described arm is box beam, and described hanger is positioned at the top flange of arm, and described leading sheave is positioned at the lower flange of arm.
On the basis of technique scheme, the described universal pawl that hangs comprises the supporting blade that two panels vertically arranges, being provided with the rope sheave for being steel rope between the top of two panels supporting blade, running through and having rotating crossbeam between bottom, the middle part of crossbeam is vertically interspersed with a rotating handgrip seat;
Handgrip seat comprises roof and two side, is provided with the handgrip of two lobe hollow structures between two side, and two lobe handgrips can folding between two side; Middle part all vertically interspersed first mandrel of every lobe handgrip, be interspersed with a screw rod between two first mandrels, screw rod coordinates with a first mandrel plus thread, coordinates with another root first mandrel minus thread, and the two ends of described screw rod are each fixes a locking handwheel.
On the basis of technique scheme, every lobe handgrip all by second mandrel and handgrip seat hinged.
On the basis of technique scheme, connected by reinforcing rod between adjacent two arms.
On the basis of technique scheme, described special hanger also comprises remote controller, remote controller and the wireless connections of remote control winch.
Compared with prior art, the utility model has the advantage of:
(1) every root arm of the present utility model is provided with the adjustable leading sheave in a position, one end of two steel ropes is connected with remote control winch, the other end walks around leading sheave, one end of residue steel cable is directly connected with suspension bracket, the other end walks around leading sheave, every root steel rope is all have universally to hang pawl, eachly universally hangs the below that pawl hangs on corresponding leading sheave.Because the position of leading sheave on arm is adjustable, namely to hang on below corresponding leading sheave universal, and to hang the position of pawl adjustable, adding pawl of hanging oneself adopts steel cable flexible to connect, therefore this special hanger can adapt to the lifting needs of the reflecting surface unit of different size, when lifting the reflecting surface unit of different size, without the need to frequently changing suspender, therefore, it is possible to effectively improve operating efficiency.
(2) connecting end portion of two arms of the present utility model is each fixes a remote control winch, corresponding two universal height hanging pawl are adjusted respectively by two remote control winchs, just the reflecting surface unit of lifting can be adjusted to any attitude, meet lifting requirements, operating efficiency is high, avoids arranging the waste that three remote control winchs cause simultaneously.
(3) a vertical interspersed rotating handgrip seat on the universal crossbeam hanging pawl of the present utility model, universal hang pawl crossbeam and handgrip seat all rotatable, realize steel rope with universal hang between pawl vertical stressed, avoid producing additional bending moment to the reflecting surface unit of rack type, the deformation controlling reflecting surface unit caused by the subsidiary load that produces to reflecting surface because of lifting is less than 0.2mm, meets and hangs pawl requirement.
(4) middle part of every lobe handgrip of the present utility model all vertically interspersed first mandrel, an interspersed screw rod between two first mandrels, screw rod coordinates with a wherein first mandrel plus thread, screw rod coordinates with another root first mandrel minus thread, the two ends of screw rod are each fixes a locking handwheel, when workman rotates forward screw rod by locking handwheel, the first mandrel coordinated with screw rod plus thread is along screw motion, the the first mandrel invariant position coordinated with screw rod minus thread, distance between two the first mandrels changes, thus realize the folding of two lobe handgrips, simple to operate, can easily realize universally hanging being installed and getting loose between pawl and reflecting surface cell node.
Accompanying drawing explanation
Fig. 1 is for lifting the structural representation of the special hanger of radio telescope reflecting surface unit in the utility model embodiment;
Fig. 2 is the birds-eye view of Fig. 1;
Fig. 3 is the universal structural representation hanging pawl in the utility model embodiment.
Reference numeral: 1-suspension bracket, 1a-terminal pad, 1b-arm, 1c-reinforcing rod, 1d-hanger; 2-leading sheave; 3-remote control winch; 4-is universal hangs pawl, 4a-supporting blade, 4b-rope sheave, 4c-crossbeam, 4d-handgrip seat, 4e-second mandrel, 4f-handgrip, and 4g-locks handwheel, 4h-first mandrel, 4i-screw rod; 5-steel rope; 6-adapter plate.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Shown in Fig. 1 and Fig. 2, the utility model embodiment provides a kind of special hanger for lifting radio telescope reflecting surface unit, comprise suspension bracket 1, remote controller, 3 universally hang pawl 4,3 steel ropes 5 and 2 remote control winchs 3, remote controller and remote control winch 3 all wireless connections.
Shown in Figure 2, suspension bracket 1 is main load-carrying construction, and suspension bracket 1 comprises terminal pad 1a and is positioned at three arm 1b of same plane, and one end that every root arm 1b and terminal pad 1a bolt are fixed is coupling end, angle between adjacent two arm 1b is equal, and is connected by reinforcing rod 1c.Every root arm 1b is all fixed with one for lifting by crane the hanger 1d of suspension bracket 1, the distance between each hanger 1d with terminal pad 1a center is equal.
Shown in Fig. 1 and Fig. 2, every root arm 1b is provided with the adjustable leading sheave 2 in a position, the connecting end portion of two in three arm 1b is respectively fixed with a remote control winch the 3, three arm 1b and fixes an adapter plate 6 near one end of terminal pad 1a.Every root steel rope 5 is corresponding with a leading sheave 2, one end of two in three steel ropes 5 is respectively connected with a remote control winch 3, the other end walks around corresponding leading sheave 2, one end of residue steel cable 5 is connected with suspension bracket 1, the other end walks around corresponding leading sheave 2, every root steel rope 5 is all have universally to hang pawl 4, eachly universally hangs the below that pawl 4 hangs on corresponding leading sheave 2.
Shown in Fig. 1 and Fig. 2, in actual applications, arm 1b is box beam, and hanger 1d is positioned at the top flange of arm 1b; Leading sheave 2 is positioned at the lower flange of arm 1b, concrete mounting means is: the lower flange of arm 1b is bolted the adjustable pulley base in a position, each pulley base sets up a leading sheave 2, when unclamping the bolt on pulley base, along the lower flange mobile pulley seat of arm 1b, then tight a bolt, the position adjustments of leading sheave 2 can be realized.
Shown in Figure 3, the universal pawl 4 that hangs comprises the supporting blade 4a that two panels vertically arranges, being provided with the rope sheave 4b for being steel rope 5 between the top of two panels supporting blade 4a, running through and having rotating crossbeam 4c between bottom, the middle part of crossbeam 4c is vertically interspersed with a rotating handgrip seat 4d.Handgrip seat 4d comprises roof and two side, the handgrip 4f of two lobe hollow structures is provided with between two side, two lobe handgrip 4f can folding between two side: every lobe handgrip 4f is all hinged by a second mandrel 4e and handgrip seat 4d, a middle part all vertically interspersed first mandrel 4h of every lobe handgrip 4f, a screw rod 4i is interspersed with between two first mandrel 4h, screw rod 4i coordinates with a first mandrel 4h plus thread, coordinate with another root first mandrel 4h minus thread, the two ends of screw rod 4i are each fixes a locking handwheel 4g.Steel rope 5 is connected with rope sheave 4b by wire rope grip, and crossbeam 4c and handgrip seat 4d is all rotatable, realizes steel rope 5 and hangs between pawl 4 vertical stressed with universal, avoid the additional bending moment because lifting produces.
The utility model embodiment also provides a kind of hanging method of the radio telescope reflecting surface unit based on special hanger, comprises the following steps:
S1, regulate the position of each leading sheave 2 on arm 1b of described special hanger respectively, make three node one_to_one corresponding of three leading sheaves 2 and reflecting surface unit to be lifted;
Described special hanger is sling by S2, use tower crane, corresponding two universal height hanging pawl 4 are adjusted by remote control winch 3, make three universal height hanging pawl 4 equal, universal three the node one_to_one corresponding hanging pawl 4 and reflecting surface unit, universally hang together with pawl 4 is installed on the corresponding node of reflecting surface unit by each;
The special hanger being connected with reflecting surface unit is sling by S3, use tower crane, and is transferred to transhipment locomotive suspension hook on by special switching suspension hook and artificial dislodging suspension hook by special hanger by reflecting surface unit;
S4, conveyance vehicle-mounted reflecting surface unit move on collar tie beam reached installation cable crane near, by special switching suspension hook and artificial dislodging suspension hook, special hanger is transferred on cable crane suspension hook;
The height of the remote control cucurbit accommodation reflex face unit on S5, use cable crane, makes three of reflecting surface unit node attachment points corresponding to it overlap, three nodes of fixed reflection surface unit successively;
S6, get loose and all universally hang pawl 4 successively, use the remote control cucurbit on cable crane and traction system that described special hanger is retracted to cable crane platform, then by special switching suspension hook and artificial dislodging suspension hook, special hanger is transferred on transhipment locomotive suspension hook;
S7, conveyance vehicle-mounted empty special hanger return to tower crane position, then by special switching suspension hook and artificial dislodging suspension hook, special hanger is transferred on crane hook, completes the lifting of reflecting surface unit.
The process using the remote control cucurbit on cable crane and traction system described special hanger to be retracted to cable crane platform in S6 is: each universal pawl 4 that hangs all connects a nylon rope, first nylon rope is pullled, make all universal pawls 4 that hangs away from reflecting surface unit, then respectively the universal pawl 4 that hangs of correspondence is risen to safe altitude by remote control winch 3, unclamp the universal nylon rope hung on pawl 4 that remote control winch 3 connects, finally use traction system that described special hanger is retracted to cable crane platform.
The utility model is not limited to above-mentioned embodiment; for those skilled in the art; under the prerequisite not departing from the utility model principle, can also make some improvements and modifications, these improvements and modifications are also considered as within protection domain of the present utility model.The content be not described in detail in this specification sheets belongs to the known prior art of professional and technical personnel in the field.
Claims (5)
1. one kind for lifting the special hanger of radio telescope reflecting surface unit, comprise suspension bracket (1), suspension bracket (1) comprises terminal pad (1a) and is positioned at three arms (1b) of same plane, the fixing one end of every root arm (1b) and terminal pad (1a) is coupling end, and the angle between adjacent two arms (1b) is equal; It is characterized in that:
Described every root arm (1b) is provided with the adjustable leading sheave (2) in a position, the connecting end portion of two in three arms (1b) is respectively fixed with a remote control winch (3); Described special hanger also comprises three steel ropes (5), and every root steel rope (5) is corresponding with a leading sheave (2); One end of two in three steel ropes (5) is respectively connected with a remote control winch (3), the other end walks around corresponding leading sheave (2), one end of residue steel cable (5) is connected with suspension bracket (1), the other end walks around corresponding leading sheave (2), every root steel rope (5) is all have universally to hang pawl (4), eachly universally hangs the below that pawl (4) hangs on corresponding leading sheave (2);
Described every root arm (1b) is all fixed with one for lifting by crane the hanger (1d) of suspension bracket (1), the distance between each hanger (1d) with terminal pad (1a) center is equal; Described arm (1b) is box beam, and described hanger (1d) is positioned at the top flange of arm (1b), and described leading sheave (2) is positioned at the lower flange of arm (1b).
2. as claimed in claim 1 for lifting the special hanger of radio telescope reflecting surface unit, it is characterized in that: the described universal pawl (4) that hangs comprises the supporting blade (4a) that two panels vertically arranges, the rope sheave (4b) for being steel rope (5) is provided with between the top of two panels supporting blade (4a), run through between bottom and have rotating crossbeam (4c), the middle part of crossbeam (4c) is vertically interspersed with a rotating handgrip seat (4d);
Handgrip seat (4d) comprises roof and two side, is provided with the handgrip (4f) of two lobe hollow structures between two side, and two lobe handgrips (4f) can folding between two side; Middle part all vertically interspersed first mandrel (4h) of every lobe handgrip (4f), a screw rod (4i) is interspersed with between two first mandrels (4h), screw rod (4i) coordinates with the first mandrel (4h) plus thread, coordinate with another root first mandrel (4h) minus thread, the two ends of described screw rod (4i) are each fixes a locking handwheel (4g).
3. as claimed in claim 2 for lifting the special hanger of radio telescope reflecting surface unit, it is characterized in that: every lobe handgrip (4f) is all hinged by second mandrel (4e) and handgrip seat (4d).
4. as claimed in claim 1 for lifting the special hanger of radio telescope reflecting surface unit, it is characterized in that: connected by reinforcing rod (1c) between adjacent two arms (1b).
5. as claimed in claim 1 for lifting the special hanger of radio telescope reflecting surface unit, it is characterized in that: described special hanger also comprises remote controller, remote controller and remote control winch (3) wireless connections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520742751.0U CN205045695U (en) | 2015-09-22 | 2015-09-22 | A special lifting device for hoisting radio telescope plane of reflection unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520742751.0U CN205045695U (en) | 2015-09-22 | 2015-09-22 | A special lifting device for hoisting radio telescope plane of reflection unit |
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| Publication Number | Publication Date |
|---|---|
| CN205045695U true CN205045695U (en) | 2016-02-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520742751.0U Active CN205045695U (en) | 2015-09-22 | 2015-09-22 | A special lifting device for hoisting radio telescope plane of reflection unit |
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| CN (1) | CN205045695U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105152001A (en) * | 2015-09-22 | 2015-12-16 | 武汉武船重型装备工程有限责任公司 | Special lifting device and lifting method for lifting reflector unit of radiotelescope |
-
2015
- 2015-09-22 CN CN201520742751.0U patent/CN205045695U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105152001A (en) * | 2015-09-22 | 2015-12-16 | 武汉武船重型装备工程有限责任公司 | Special lifting device and lifting method for lifting reflector unit of radiotelescope |
| CN105152001B (en) * | 2015-09-22 | 2017-03-29 | 武汉武船重型装备工程有限责任公司 | For lifting the special hanger and hanging method of radio telescope reflecting surface unit |
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